Hosts: animated, lifelike 3D characters that can be customized for gender, voice, and language.

AWS Services Integration: baked in integration with Amazon Polly and Amazon Lex to add speech and natural language to into Sumerian hosts. Additionally, the scripting library can be used with AWS Lambda allowing use of the full range of AWS services.

Sort of like Unity and AltspaceVR. It'll be great for content creators. It's basically a platform to build VR/AR scenes, but it looks much easier to create with, than in other projects such as JanusVR or AltspaceVR.